Home / 10,734.20-16,101.30-2,836.70

Finding the Fourth Proportional to 10,734.20, 16,101.30 and 2,836.70

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Solution

The fourth proportional to 10,734.20, 16,101.30 and 2,836.70 is: 4,255.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,734.20 : 16,101.30 = 2,836.70 : x
  2. Step 2: Convert to fraction form
    10,734.20/16,101.30 = 2,836.70/x
  3. Step 3: Cross multiply
    10,734.20x = 16,101.30 × 2,836.70
  4. Step 4: Simplify right side
    10,734.20x = 45,674,557.71
  5. Step 5: Solve for x
    x = 45,674,557.71/10,734.20
  6. Step 6: Final answer
    x = 4,255.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.